3906160

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:481

約数の個数: 40

約数和(自身を含む): 9169056

約数和(自身を除く): 5262896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 311, 314, 622, 628, 785, 1244, 1256, 1555, 1570, 2488, 2512, 3110, 3140, 4976, 6220, 6280, 12440, 12560, 24880, 48827, 97654, 195308, 244135, 390616, 488270, 781232, 976540, 1953080, 3906160]

約数ペア:

[(1, 3906160), (2, 1953080), (4, 976540), (5, 781232), (8, 488270), (10, 390616), (16, 244135), (20, 195308), (40, 97654), (80, 48827), (157, 24880), (311, 12560), (314, 12440), (622, 6280), (628, 6220), (785, 4976), (1244, 3140), (1256, 3110), (1555, 2512), (1570, 2488)]